The Briefing 03/16/15

Is Scott Walker really the 'frontrunner' he says he is?

Luke Russert looks at the major political headlines of the day from Republicans glad-handing in New Hampshire to Rand Paul's jabs at Hillary Clinton during South by Southwest. The Briefing airs Mondays and Fridays at 10am ET on Shift. ... more Duration: {{video.duration.momentjs}}